Capacitance Substitution Box, Model 1138 Capacity_2000mL Compact 14 by 12 by

Compact 14 by 12 by 11 cm autoclavable polypropylene basket organizes test tubes during experiments

and buffers for velocity

Built to grip round flasks and condensers during distillation or reflux

Hand-painted 4-part human brain model separates into cortical hemispheres and brain-stem regions for lobed-anatomy teaching at introductory biology levels

Cork-jawed safety tongs measuring 12 inches in stainless steel accommodate both round-bottom flasks and straight-sided beakers

Capacitance Substitution Box, Model 1138 Capacity_2000mL Compact 14 by 12 byTwelve position rotary capacitance substitution box selecting one capacitor at a time, providing a quick swap in reference for general purpose AC circuit and timing experiment work.